The 2-norbornyl cation has been made from a variety of norbornane derivatives and reagents.

2-降冰片基阳离子已经由多种降冰片烷衍生物和试剂制成。

The two reagents were predators and poisons.

那两种溶液是“猎食者”和“有毒物”。

How do you label your reagents bottles? What information is on the label?

对于试剂试药，您是怎样贴瓶签的？标签上有哪些信息？

Requests for essential supplies, including diagnostic reagents, are being met.

正在满足对包括诊断试剂在内的基本用品的要求。

Starch is a natural green reagents material which is rich, renewable and cheap.

淀粉来源丰富、可再生、价格低廉，是比较理想的环保试剂原料。